Company lists · Data refreshed September 2026

Top 25 Health emergency response organizations based in the United States

RevenueBase identified 1,391 company matches for health emergency response organizations associated with the United States as of September 2026 and tracks 51,502 professional contacts across them, including 9,991 with verified work emails. New York is the largest hub.

This list covers company matches for health emergency response organizations associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
1,391Companies
51,502Contacts tracked
9,991Verified emails
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The 25 largest health emergency response organizations based in the United States

Ranked by team size
Top 25 of 1,391 company matches for health emergency response organizations based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLos Angeles, CA, United StatesHQ recorded Sep 20, 20265,001-10,0004,409 contacts →

Exact match

“International Medical Corps is a global first responder that delivers emergency medical and related services to those affected by conflict, disaster and disease, no matter where…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchScottsdale, AZ, United StatesHQ recorded Sep 20, 2026n/a1,011 contacts →

Exact match

“Rural/Metro is part of American Medical Response (AMR), a leading provider of emergency medical services (EMS), delivering quality pre-hospital healthcare to thousands of…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchTigard, OR, United StatesHQ recorded Sep 20, 20261,001-5,000990 contacts →

Exact match

“People in crisis are dying from preventable causes.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchLongmont, CO, United StatesHQ recorded Sep 20, 20261,001-5,000483 contacts →

Exact match

“Intrado is dedicated to saving lives and protecting communities, with a mission to provide comprehensive support in preparing for, responding to, and recovering from critical…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchCharlotte, NC, United StatesHQ recorded Sep 20, 20261,001-5,000408 contacts →

Exact match

“Charlotte Fire is a full spectrum organization providing fire protection, emergency medical services, technical rescue, hazardous materials response, emergency management, fire…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchBloomington, MN, United StatesHQ recorded Sep 20, 2026501-1,000403 contacts →

Exact match

“At Emergency Physicians Professional Association (EPPA) we are passionate about our providers, patients and hospital partners.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchNashville, TN, United StatesHQ recorded Sep 20, 20261,001-5,000394 contacts →

Exact match

“Intermedix, an R1 Company is a leading provider of technology-enabled solutions for the global health and safety net.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchWashington, DC, United StatesHQ recorded Sep 20, 202651-200379 contacts →

Exact match

“Founded in 1960, IMA World Health is a leading public health organization operating in some of the world’s most fragile settings.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchNorth Little Rock, AR, United StatesHQ recorded Sep 20, 2026201-500336 contacts →

Exact match

“CTEH, LLC's purpose is preparing for and responding to a company's or community’s worst day.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchDunwoody, GA, United StatesHQ recorded Sep 20, 2026201-500328 contacts →

Exact match

“Juvare provides Enterprise Resilience Solutions for organizations to connect to the critical resources, data and mutual assistance they need to bounce forward stronger following…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchSarasota, FL, United StatesHQ recorded Sep 20, 2026201-500267 contacts →

Exact match

“Founded in 1976, Ceres Environmental Services, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchAustin, TX, United StatesHQ recorded Sep 20, 2026501-1,000257 contacts →

Exact match

“Austin-Travis County EMS changes the lives of the people we serve by preserving life, improving health, and promoting safety.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchSan Bernardino, CA, United StatesHQ recorded Sep 20, 2026501-1,000228 contacts →

Exact match

“The San Bernardino County Fire Protection District is a community-based, all hazard emergency services provider.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchDublin, OH, United StatesHQ recorded Sep 20, 2026501-1,000214 contacts →

Exact match

“When lives are on the line, you need the right tools in the bag and the right team at your side to make a difference.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchMaitland, FL, United StatesHQ recorded Sep 20, 202651-200200 contacts →

Exact match

“Thompson Consulting Services is a full service emergency response, disaster recovery and grant management consultancy.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchIndianapolis, IN, United StatesHQ recorded Sep 20, 2026201-500191 contacts →

Exact match

“Indianapolis EMS is the largest provider of emergency pre-hospital medical care in the state, responding to over 9-1-1 calls each year.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchRidgeland, MS, United StatesHQ recorded Sep 20, 2026n/a189 contacts →

Exact match

“The National Association of Emergency Medical Technicians (NAEMT) is the voice for over EMS professionals.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchRichmond, VA, United StatesHQ recorded Sep 20, 2026201-500186 contacts →

Exact match

“Since its inception, the goal for the Richmond Ambulance Authority (RAA) has been to provide its community with clinical excellence, while ensuring response time reliability and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchSanta Monica, CA, United StatesHQ recorded Sep 20, 2026501-1,000159 contacts →

Exact match

“Joffe Emergency Services is an all-in-one provider of emergency response training, event safety, and disaster supplies for individuals, non-profits, small businesses, and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchSan Antonio, TX, United StatesHQ recorded Sep 20, 2026501-1,000156 contacts →

Exact match

“Angel Staffing is committed to linking experienced and qualified medical professionals with top medical treatment facilities to enrich the healthcare industry and ensure patients…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchMarietta, GA, United StatesHQ recorded Sep 20, 202651-200149 contacts →

Exact match

“Epic is the leader in disaster preparedness, response and recovery in the Southeast.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchDenver, CO, United StatesHQ recorded Sep 20, 202651-200148 contacts →

Exact match

“AC Disaster Consulting offers emergency management advisory and consulting services for private entities; non-profit organizations; and federal, state, local, and tribal…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchSt. Paul, MN, United StatesHQ recorded Sep 20, 2026201-500146 contacts →

Exact match

“For more than 60 years, MacQueen has served as the trusted provider of world-class environmental and emergency solutions across the upper Midwest providing private companies…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchLos Angeles, CA, United StatesHQ recorded Sep 20, 202651-200146 contacts →

Exact match

“The American Red Cross prevents and alleviates human suffering in the face of emergencies by mobilizing the power of volunteers and the generosity of donors.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchBaton Rouge, LA, United StatesHQ recorded Sep 20, 2026501-1,000145 contacts →

Exact match

“The Workforce Group is part of the 1LEMOINE Team of Companies that provides a full suite of services specializing in disaster relief, strategic project planning, rapid staffing…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 1,391 health emergency response organizations based in the United States

See the full list, filter by size, metro and specialty, and access 9,991 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Health emergency response organizations based in the United States at a glance

As of Sep 20, 2026
19.4%Verified-email coverage
37.0Average contacts per company
11-50Median size (employees)
1.6%Largest-city concentration · New York
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
620
11-50
371
51-200
262
201-500
77
501-1,000
24
1,001-5,000
23
5,001-10,000
7
10001+
5

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,391 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “health emergency response organizations” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 9,991 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “health emergency response organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many health emergency response organizations are there based in the United States?

RevenueBase identified 1,391 company matches for health emergency response organizations associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

International Medical Corps tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most health emergency response organizations?

New York leads with 22 company records, followed by Houston (20) and Los Angeles (20).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 9,991 professional contacts with verified work emails tracked across these 1,391 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.